Differences

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--- optimization [2018/09/18 10:43]
mark.naves
+++ optimization [2022/01/12 13:41] (current)
jan.dejong
@@ Line 6: / Line 6: @@
 <code matlab run_sim.m>
-function cost = run_sim(P, Silent)% EXAMPLE SCRIPT FOR RUNNING SPACAR LIGHT
+function [cost, out] = run_sim(P, Silent)% EXAMPLE SCRIPT FOR RUNNING SPACAR LIGHT
 if nargin == 1
     Silent = true; %run in silent mode when called by optimizer
@@ Line 60: / Line 60: @@
 eprops(1).orien    = [0 0 1];          %Orientation of the cross-section as a vector pointing along "width-direction"
 eprops(1).nbeams   = 2;                %Number of beams used to model this element
-eprops(1).flex     = 1:6;        	   %Model out-of-plane bending (modes 3 and 4) as flexible
+eprops(1).flex     = 1:6;              %Consider all deformation modes (1 to 6) as flexible
 eprops(1).color    = 'grey';           %Color
 eprops(1).opacity  = 0.7;              %Opacity
@@ Line 106: / Line 106: @@
 %starting point
-x0 = [0.1 0.1 50e-3 0.2e-3]';
+x0 = [0.1;  0.1;  50e-3; 0.2e-3];
 %constraints
-A = [diag([1 1 1 1]); diag([-1 -1 -1 -1])];
+b1 = [0.05; 0.05; 25e-3; 0.1e-3];   % Lower bound (b1 < x)
-b = [0.2 0.2 75e-3 1e-3 0.05 0.05 25e-3 0.1e-3]';
+b2 = [0.2;  0.2;  75e-3; 1e-3  ];       % Upper bound (x < b2)
+A = [-eye(4); eye(4)];
+b = [-b1;b2];
 %optimization
@@ Line 116: / Line 119: @@
 %show results
-run_sim(x_opt,false)
+[cost, out] = run_sim(x_opt,false);
 </code>
 //Note: prescribing input rotation is only supported for SPACAR light version 1.27 or higher.//

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